This 1" to 2" Suction & Discharge Hose is the perfect choice for tough environments. It features a smooth interior and exterior wall to prevent material blockage, while its impressive temperature range can handle anything from chilly -10 degrees F up to 130 degrees F. Vacuum Pressure of 0.8 Atm., 25 hg column ensures reliable performance in any situation; plus, the external cover provides superior weather-resistance as well as protection against ozone and UV rays, so you know it will stand up even when conditions are at their worst.